Rework graf karto to fit the client/server structure

1 files changed, 41 insertions, 0 deletions

diff --git a/src/client/cli/cmd/edit.rs b/src/client/cli/cmd/edit.rs
new file mode 100644
index 0000000..7a02959
--- /dev/null
+++ b/src/client/cli/cmd/edit.rs
@@ -0,0 +1,41 @@
+//! Replace the contents of the currently edited map with contents from a file.
+
+use super::Command;
+use super::{CmdParseError, FromArgs};
+use crate::client::map::MapData;
+use crate::client::Editor;
+use std::path::PathBuf;
+
+/// Command to load a file from the disk and replace the current editor contents with it's info.
+pub struct Edit {
+    file: PathBuf,
+}
+
+impl FromArgs for Edit {
+    fn from_args(args: &[&str]) -> Result<Self, CmdParseError> {
+        if args.len() != 1 {
+            return Err(CmdParseError::WrongNumberOfArgs(args.len(), 1..=1));
+        }
+
+        Ok(Self {
+            file: PathBuf::from(args[0]),
+        })
+    }
+}
+
+impl Command for Edit {
+    fn process(&self, editor: &mut Editor) -> Result<String, String> {
+        let data = match MapData::load_from_file(&self.file) {
+            Ok(data) => data,
+            Err(err) => {
+                return Err(format!(
+                    "Unable to read file: {:?}, reason: {:?}",
+                    &self.file, err
+                ))
+            }
+        };
+
+        editor.map_mut().set_data(data);
+        Ok(format!("Map data from {:?} loaded.", &self.file))
+    }
+}